Aztech 4 Pack Compatible for HP 26A CF226A 26X CF226X Black Toner Cartridge 3,100 Pages Yield for HP Laserjet Pro M402dn M402n M402d M402dw, Laserjet Pro MFP M426dw M426fdw M426fdn, M402 M426 Printer COMPATIBLE WITH PRINTERS: HP LaserJet Pro MFP M426dw M426fdw M426fdn, LaserJet Pro M402dn M402n M402d M402dw Package: 4 Packs Compatible for HP 26A CF226A 26X CF226X Toner Cartridges FRIENDLY & PROFECTIONAL PHONE IN SERVICES GUARANTEE HAPPINESS, REPLACEMENT / REFUND? IT'S YOUR CALL COMPATIBLE WITH PRINTERS: HP LaserJet Pro MFP M426dw M426fdw M426fdn, LaserJet Pro M402dn M402n M402d M402dw